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Verified answer
Kelas 10 MatematikaBab Nilai Mutlak
|3x - 2| + 1 = 8
|3x - 2| = 8 - 1
|3x - 2| = 7
3x - 2 = 7
3x = 7 + 2
x = 9/3
x = 3
3x - 2 = -7
3x = -7 + 2
x = -5/3
HP = { -5/3, 3 }